<template>
	<div class="app-container">
		<el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
			<el-form-item label="层位名称" prop="gridName">
				<el-input v-model="queryParams.gridName" placeholder="请输入层位名称" clearable @keyup.enter.native="handleQuery" />
			</el-form-item>
			<el-form-item>
				<el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
				<el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
			</el-form-item>
		</el-form>

		<el-row :gutter="10" class="mb8">
			<el-col :span="1.5">
				<el-button type="primary" plain icon="el-icon-plus" size="mini" @click="handleAdd" v-hasPermi="['bas:basGrid:add']">新增</el-button>
			</el-col>
			<el-col :span="1.5">
				<el-button type="info" plain icon="el-icon-sort" size="mini" @click="toggleExpandAll">展开/折叠</el-button>
			</el-col>
			<right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
		</el-row>

		<el-table v-if="refreshTable" v-loading="loading" :data="basGridList" row-key="gridId" :default-expand-all="isExpandAll"
		 :tree-props="{children: 'children', hasChildren: 'hasChildren'}">
		    <el-table-column label="层位编号" align="center" prop="gridId" />
			<el-table-column label="层位名称" align="center" prop="gridName" />
			<el-table-column label="排序" align="center" prop="orderno" />
			<el-table-column label="亮灯编号" align="center" prop="lightno" />
			<el-table-column label="备注" align="center" prop="remark" />
			<el-table-column label="操作" align="center" class-name="small-padding fixed-width">
				<template slot-scope="scope">
					<el-button size="mini" type="text" icon="el-icon-edit" @click="handleUpdate(scope.row)" v-hasPermi="['bas:basGrid:edit']">修改</el-button>
					<el-button size="mini" type="text" icon="el-icon-plus" @click="handleAdd(scope.row)" v-hasPermi="['bas:basGrid:add']">新增</el-button>
					<el-button size="mini" type="text" icon="el-icon-delete" @click="handleDelete(scope.row)" v-hasPermi="['bas:basGrid:remove']">删除</el-button>
				</template>
			</el-table-column>
		</el-table>

		<!-- 添加或修改层格对话框 -->
		<el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
			<el-form ref="form" :model="form" :rules="rules" label-width="80px">
				<el-form-item label="上级" prop="parentId">
					<treeselect v-model="form.parentId" :options="basGridOptions" :normalizer="normalizer" placeholder="请选择上级" />
				</el-form-item>
				<el-form-item label="层位名称" prop="gridName">
					<el-input v-model="form.gridName" placeholder="请输入层位名称" />
				</el-form-item>
				<el-form-item label="显示排序" prop="orderno">
					<el-input-number v-model="form.orderno" controls-position="right" :min="0" />
				</el-form-item>
				<el-form-item label="亮灯编号" prop="lightno">
					<el-input-number v-model="form.lightno" controls-position="right" :min="0" />
				</el-form-item>
				<el-form-item label="备注" prop="remark">
					<el-input v-model="form.remark" type="textarea" placeholder="请输入内容" />
				</el-form-item>
			</el-form>
			<div slot="footer" class="dialog-footer">
				<el-button type="primary" @click="submitForm">确 定</el-button>
				<el-button @click="cancel">取 消</el-button>
			</div>
		</el-dialog>
	</div>
</template>

<script>
	import {
		listBasGrid,
		getBasGrid,
		delBasGrid,
		addBasGrid,
		updateBasGrid
	} from "@/api/bas/basGrid";
	import Treeselect from "@riophae/vue-treeselect";
	import "@riophae/vue-treeselect/dist/vue-treeselect.css";

	export default {
		name: "BasGrid",
		components: {
			Treeselect
		},
		data() {
			return {
				// 遮罩层
				loading: true,
				// 显示搜索条件
				showSearch: true,
				// 层格表格数据
				basGridList: [],
				// 层格树选项
				basGridOptions: [],
				// 弹出层标题
				title: "",
				// 是否显示弹出层
				open: false,
				// 是否展开，默认全部展开
				isExpandAll: true,
				// 重新渲染表格状态
				refreshTable: true,
				// 查询参数
				queryParams: {
					cabinetId: this.$route.params.cabinetId,
					gridName: null,
				},
				// 表单参数
				form: {},
				// 表单校验
				rules: {
					cabinetId: [{
						required: true,
						message: "柜子ID不能为空",
						trigger: "change"
					}],
					gridName: [{
						required: true,
						message: "层位名称不能为空",
						trigger: "blur"
					}],
					parentId: [{
						required: true,
						message: "父级ID不能为空",
						trigger: "change"
					}],
					orderno: [
					  { required: true, message: "排序不能为空", trigger: "blur" }
					],
				}
			};
		},
		created() {
			this.getList();
		},
		methods: {
			/** 查询层格列表 */
			getList() {
				this.loading = true;
				listBasGrid(this.queryParams).then(response => {
					this.basGridList = this.handleTree(response.data, "gridId", "parentId");
					this.loading = false;
				});
			},
			/** 转换层格数据结构 */
			normalizer(node) {
				if (node.children && !node.children.length) {
					delete node.children;
				}
				return {
					id: node.gridId,
					label: node.gridName,
					children: node.children
				};
			},
			/** 查询层格下拉树结构 */
			getTreeselect() {
				listBasGrid(this.queryParams).then(response => {
					this.basGridOptions = [];
					const data = {
						gridId: 0,
						gridName: '顶级节点',
						children: []
					};
					data.children = this.handleTree(response.data, "gridId", "parentId");
					this.basGridOptions.push(data);
				});
			},
			// 取消按钮
			cancel() {
				this.open = false;
				this.reset();
			},
			// 表单重置
			reset() {
				this.form = {
					gridId: null,
					cabinetId: null,
					gridName: null,
					parentId: null,
					ancestors: null,
					orderno: null,
					lightno: null,
					remark: null,
					delFlag: null,
					createBy: null,
					createTime: null,
					updateBy: null,
					updateTime: null
				};
				this.resetForm("form");
			},
			/** 搜索按钮操作 */
			handleQuery() {
				this.getList();
			},
			/** 重置按钮操作 */
			resetQuery() {
				this.resetForm("queryForm");
				this.handleQuery();
			},
			/** 新增按钮操作 */
			handleAdd(row) {
				this.reset();
				this.getTreeselect();
				if (row != null && row.gridId) {
					this.form.parentId = row.gridId;
				} else {
					this.form.parentId = 0;
				}
				this.open = true;
				this.title = "添加层格";
			},
			/** 展开/折叠操作 */
			toggleExpandAll() {
				this.refreshTable = false;
				this.isExpandAll = !this.isExpandAll;
				this.$nextTick(() => {
					this.refreshTable = true;
				});
			},
			/** 修改按钮操作 */
			handleUpdate(row) {
				this.reset();
				this.getTreeselect();
				if (row != null) {
					this.form.parentId = row.gridId;
				}
				getBasGrid(row.gridId).then(response => {
					this.form = response.data;
					this.open = true;
					this.title = "修改层格";
				});
			},
			/** 提交按钮 */
			submitForm() {
				this.form.cabinetId = this.$route.params.cabinetId;
				this.$refs["form"].validate(valid => {
					if (valid) {
						if (this.form.gridId != null) {
							updateBasGrid(this.form).then(response => {
								this.$modal.msgSuccess("修改成功");
								this.open = false;
								this.getList();
							});
						} else {
							addBasGrid(this.form).then(response => {
								this.$modal.msgSuccess("新增成功");
								this.open = false;
								this.getList();
							});
						}
					}
				});
			},
			/** 删除按钮操作 */
			handleDelete(row) {
				this.$modal.confirm('是否确认删除层格编号为"' + row.gridId + '"的数据项？').then(function() {
					return delBasGrid(row.gridId);
				}).then(() => {
					this.getList();
					this.$modal.msgSuccess("删除成功");
				}).catch(() => {});
			}
		}
	};
</script>
